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The NU316‑ECM is a single‑row open cylindrical roller bearing with solid machined brass cage, designed for heavy‑duty gearbox and industrial transmission assemblies. NU‑type construction allows inner‑ring axial displacement to compensate shaft thermal expansion, delivering large radial load capacity.
It is widely used for heavy gear reducers and industrial machinery where high radial‑load capacity is required.
Get a quote within 24 hours for your project
2. Technical Specifications
Model
NU316‑ECM
Inner Diameter (ID)
80 mm
Outer Diameter (OD)
170 mm
Width
39 mm
Structure
Single‑row open cylindrical roller bearing, NU‑type (inner ring axially movable)
Material
GCr15 high‑carbon chrome bearing steel
Cage
Solid machined brass ECM cage
Dynamic Load Rating
300 kN
Static Load Rating
290 kN
Radial Clearance
CN standard clearance (C3 optional)
Limiting grease speed
5000 r/min
Net Weight
4.39 kg
Full technical data and drawings available upon request
3. Key Advantages
Ultra‑high radial load capacity for heavy‑duty industrial applications
Ideal for customers looking for reliable and long‑life bearing solutions
5. Why Choose GQZ Bearing
25+ years experience in industrial bearing manufacturing
Exported to 50+ countries worldwide
Rich experience in OEM & custom projects
Strict quality inspection before shipment
Fast response within 24 hours
Stable supply for long‑term cooperation
We focus on quality, reliability, and long‑term partnership
6. Quality Control
Raw material chemical composition & hardness inspection
Precision turning and raceway mirror‑superfinishing machining
Heat treatment process control for stable internal stress
Clearance, noise & rotational flexibility testing
Final visual & dimensional inspection before delivery
Ensuring consistent performance for every bearing
7. Get a Quote Now
Looking for reliable NU316‑ECM cylindrical roller bearings for heavy‑duty gearbox equipment?
Send your inquiry to get:
Fast quotation within 24 hours
Technical support from engineers
Custom solution suggestions
Competitive factory price
Click “Send Inquiry” or contact us now
8. FAQ
Q1: Can you provide custom bearings?
Yes, we support OEM and custom production based on drawings or requirements. C3 clearance version is optional.
Q2: What is your delivery time?
Standard models: 7–15 days Custom products: depending on specifications
Q3: Do you support bulk orders?
Yes, we provide stable supply for long‑term cooperation.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Trading Company
Year Established:
1989
Total Annual:
1000000-10000000
Employee Number:
10~100
Ecer Certification:
Verified Supplier
Established in 1999, Wuxi Guangqiang Bearing Trade Co.,Ltd works hard in researching and manufacturing high quality bearings and rely on it's advantages of strong technologies, advanced equipment, professional technical team, quality production and reasonable prices has gain a broad... Established in 1999, Wuxi Guangqiang Bearing Trade Co.,Ltd works hard in researching and manufacturing high quality bearings and rely on it's advantages of strong technologies, advanced equipment, professional technical team, quality production and reasonable prices has gain a broad...